1. The graphs of X(1, 1), Y(2, 6), and Z(7, 5) are connected with line segments to form a triangle. Then each y-coordinate is multiplied by -1 and a new triangle is drawn. In which quadrant does the new triangle lie? A. Quadrant I B. Quadrant III C. Quadrant II D. Quadrant IV Hint 2. To play a game, you have a spinner with four equal-sized regions. One region is yellow, one is blue, one is green, and one is white. How many outcomes are possible when you spin the spinner twice? A. 8 B. 16 C. 12 D. 4 Hint 3. Which equation is a linear equation? A. -2x = 5y + 1 B. 3x + 3xy + y = 10 C. y2 = 9 D. xy = 7 Hint 4. Suppose y varies inversely as x, and y = 9 when x = -4. What is the constant of variation? A. 5 B. -13 C. -36 D. 36 Hint 5. In the expression 23, 2 is called the _____. A. perfect square B. exponent C. base D. square root Hint 6. A number, a variable, or a product of numbers and variables that have only positive exponents, such as the expression 6x2, is called a ________. A. polynomial B. monomial C. binomial D. trinomial Hint 7. Refer to the diagram below. Find the area of the shaded region in simplest form. A. x2 + 8x + 3 B. x2 + 9x + 3 C. x2 + 8x + 4 D. 2x2 + 8x + 3 Hint 8. Which diagram shows a correct factorization for 3x2 + 22x + 24? A. B. C. D. Hint 9. Miranda opened a savings account when she finished college. She invested \$5000 with an annual interest rate of 4.5%. After 10 years, how much money will she have in the account? A. \$52,250.00 B. \$7764.85 C. \$205,423.45 D. \$2764.85 Hint 10. According to the graph, do you think Arturo will be making at least \$80.00 per week by the time he is 16 if he continues his lawn mowing business? Explain. A. No; the graph never goes higher than \$75.00 per week. B. No; the amount of money Arturo makes per week is decreasing. C. Yes; Arturo has always made at least \$80.00 per week mowing lawns. D. Yes; if the graph keeps increasing at the same rate, it will bypass \$80.00 per week by the time he is 16 years old. Hint 11. Raul spent \$30.00 in a period of 6 days. What was the average change in the amount of money he had each day? A. -\$5.00 B. \$36.00 C. -\$36.00 D. \$5.00 Hint 12. Solve |c + 3| – 4 = -2 A. -1 or 5 B. 1 or 5 C. -1 or -5 D. no solution Hint 13. Refer to the graph. Determine the range. A. {3.1, 3.2, 3.4, 3.6, 3.6, 3.7, 4.3, 4.5, 4.7, 4.8} B. {1984, 1985, 1986, 1987, 1988, 1990, 1993, 1995, 1997, 1999} C. {1982, 1983,1984,1985, 1986, 1987, 1988,1989, 1990, 1991} D. {2.1, 2.6, 2.7, 3.0, 3.0, 3.7, 4.3, 4.5, 5.4, 5.0} Hint 14. Which of the ordered pairs is a solution of y = -4x – 4? A. (3, -8) B. (0, 4) C. (-2, 4) D. (1, -6) Hint 15. Select the correct graph for the relation y + 5x = 2 if the domain is{0, 1, 2, 3, 4}. A. B. C. D. Hint 16. If there are 3 feet in 1 yard, how many feet are in 7.8 yards? A. 2.2 ft B. 2.6 ft C. 14.9 ft D. 23.4 ft Hint 17. The graphs below are a family of graphs because __________. A. they have the same x-intercept B. they have the same slope C. they have the same y-intercept D. they have different slopes Hint 18. Express 5 gigabytes in scientific notation. A. 5 × 106 bytes B. 5 × 109 bytes C. 5 × 10-6 bytes D. 5 × 10-9 bytes Hint 19. Use the quadratic formula to solve the equation -x2 + 2x + 1 = 0. A. x -0.414, x 2.414 B. no solution C. x -0.414, x -2.414 D. x 0.414, x -2.414 Hint 20. If a piece of paper is folded in half four times, how many sections are formed? A. 16 B. 8 C. 32 D. 12 Hint